A discussion of the pufferfish, and its deadly poison, tetrodotoxin.

References:
Resources

Poison Control Center—Main Website

https://www.poison.org/

National Geographic—Puffer Fish YouTube:

https://www.youtube.com/watch?v=OkXhC7yzISI

National Center for Biotechnology Information—Tetrodotoxin

https://www.ncbi.nlm.nih.gov/books/NBK507714/

CDC Page on Tetrodotoxin

https://www.cdc.gov/niosh/ershdb/emergencyresponsecard_29750019.html

Key West Aquarium Puffer Fish Page:

https://www.keywestaquarium.com/puffer-fish